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path: root/packages/main/src/index.ts
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import { app, BrowserWindow } from 'electron';
import { getSnapshot, onPatch } from 'mobx-state-tree';
import { join } from 'path';
import {
  MainToRendererIpcMessage,
  RendererToMainIpcMessage,
} from '@sophie/shared';
import { URL } from 'url';

import {
  installDevToolsExtensions,
  openDevToolsWhenReady,
} from './devTools';
import { rootStore } from './stores/RootStore';

const isSingleInstance = app.requestSingleInstanceLock();
const isDevelopment = import.meta.env.MODE === 'development';

if (!isSingleInstance) {
  app.quit();
  process.exit(0);
}

app.enableSandbox();

if (isDevelopment) {
  installDevToolsExtensions(app);
}

let mainWindow: BrowserWindow | null = null;

const store = rootStore.create({
  shared: {
    clickCount: 1,
  },
});

function createWindow(): Promise<void> {
  mainWindow = new BrowserWindow({
    show: false,
    autoHideMenuBar: true,
    webPreferences: {
      nativeWindowOpen: true,
      webviewTag: false,
      sandbox: true,
      preload: join(__dirname, '../../preload/dist/index.cjs'),
    },
  });

  if (isDevelopment) {
    openDevToolsWhenReady(mainWindow);
  }

  mainWindow.on('ready-to-show', () => {
    mainWindow?.show();
  });

  const { webContents } = mainWindow;

  webContents.on('ipc-message', (_event, channel, ...args) => {
    switch (channel) {
      case RendererToMainIpcMessage.SharedStoreSnapshotRequest:
        webContents.send(MainToRendererIpcMessage.SharedStoreSnapshot, getSnapshot(store.shared));
        break;
      case RendererToMainIpcMessage.ButtonClick:
        store.buttonClick();
        break;
      default:
        console.warn('Unknown IPC message:', channel, args);
        break;
    }
  });

  onPatch(store.shared, (patch) => {
    webContents.send(MainToRendererIpcMessage.SharedStorePatch, patch);
  });

  const pageUrl = (isDevelopment && import.meta.env.VITE_DEV_SERVER_URL !== undefined)
    ? import.meta.env.VITE_DEV_SERVER_URL
    : new URL('../renderer/dist/index.html', `file://${__dirname}`).toString();

  return mainWindow.loadURL(pageUrl);
}

app.on('second-instance', () => {
  if (mainWindow !== null) {
    if (!mainWindow.isVisible()) {
      mainWindow.show();
    }
    if (mainWindow.isMinimized()) {
      mainWindow.restore();
    }
    mainWindow.focus();
  }
});

app.on('window-all-closed', () => {
  if (process.platform !== 'darwin') {
    app.quit();
  }
});

app.whenReady().then(createWindow).catch((err) => {
  console.error('Failed to create window', err);
  process.exit(1);
});